Means for arresting particles of metal in lubricating-oil



F. l. COX.

MEANS FOR ARRESTING PARTICLES 0F METAL IN LUBRICATNG OIL. APPLICATION FILED 10m29.191s.

1,335,955. Patented Apr. 6,1920.

Y pass 4, havlng zien of the United L 'STATESLOFFIQE 'A FRANK@ cox, oF SAN FRANCISCO, clirmsoiaivm.

' Mms roaaaansrme PARTIcLEs oF METAL IN To all 'whom -z' may concern;

' Be it known that 'I. FRANK J Cox, a citi- States, 'residing in the city and county of California, have invented certain new and useful Improvementsin Means for Arresting Particles of Metal in lLubricating-Oil,

' of which thefo'llowing is a specification.

'iol' metals from' lubricating. 011s junction w1th means for andthe objects of l arresting V'2o the.` character describedl tom of the crank case ofan internalcoIn-- removed from a crank casin 50 caseof an internal -My invention relates to improvedmeans -for arresting and retaining particles, of within `the crank case vof 'an internal combustion motor whereina rooved magnet operatesin concirculatingvthe oil vicinity of said magnet; my invention arearound and in the First, to provid and r e tail1 i l 1g,l Vparticles 'of 'metal from lubricating oil' used inthe crank case of an-internal combustion motc'ir';A 'Second, to provide an improvedldevice of having grooves or riliies'- t'o retain particles of arrested metal against the velocity of circulating oil;

Third, to provide an improved device of the class described -Wherein thevmetal arresting means lmaybe easily detached or. removed for cleansing purposes; and F ourthf-to provide a device .ofthe class described having means' for assisting .in

maintaining, a clrculation' of oil4 past the arresting means rection only@ I accomplish these and other objects by means of the preferred lform and preferably in one di- -acters of reference' are .used/to desi tion and drawings,v and in Which-T.

lhglire l1 is a broken .lon ltudln'al'sectional view of my device applied tothe botbustion' motor;

Fig. 2 is a transverse lsectional view takenon line 2--2 of Fig. 1 the direction 'indllcated; andVVV Fig. 3 is 'an-'end elevation Y ing the oppositely faced'hoo ends. Referring to the drawingsthe numeral-1 is used to designate the bottom; Offlg" tfl 1 1 1jlV` combustion moto'r and provided with aperturesiandj:4 A by-jj and-Withheld 'from circulation from-the 011 substantially 1- and San Francisco, State of' gaged by the threaded animproved -means for 19 and -20 andthe hoods 7 and 8 of the device*- disclosed -in the drawings forming a part of the present specification wherein like charatesimilar parts throughout the said speciiica-f 4 0 vto moveth 'i tion which of the device, and 'disclosff s or),v opposite.

LuBmcA'rING-OIL.

parallel with the bottom or side, as

providedvvith lateral extensions 5 extending through the apertures 2 and 3 respectively to connect Wlth the interior of said crank case 1. 7 1 i The lateral 'extensions 5 and 6 are provided With oppositely -faced hoods 7 'and 8' respectively, thepurpose ofwhich will here'- inafter be more 'fully set forth.-

and 6 Patented Apr. c, 1920.

A il'i15p1it10- n med Ju'lyzs, 191s. serial No."247,461.

the case may be, of the crank case-v A threaded opening 9 within one end of the main portion of the by-pass '4 is enmanent magnet 11 having grooves or riiiies 12 preferably. formed b means of a square thread as disclosed in he outer end of vided Witha nut'j14 to'facilitate removal of said magnet 11, and a flange 15 which engages a suitable age of voi l from the by-pass 4.

draln opening 7,' closed by a suitable 80 threaded plug 18 is provided to drain the bylpassll When required.'

The apertures Zand' 3 vofthe crankl casey" l portion 10 of'a perjig". 1 of the drawgasket 16 to prevent 'leakv- 1i-a1e located directly under adjacent cranks in opposite directions so asto facilitateft'he ingress and egress of' the .oill'jzhrough 'said hoods and thereby tend to maintaina circul lation of the oil through the by-pass 4 in one direction'only When said oil is dis'- turbedv y the rotation o f-the cranks"i 19 and20 I y Referringvv `to Fig. v2 'of' the drawings it 1 Will benotedthat the 'rotation ofthe' V'crank' 19 willtend to.V 'move the 'oil"into' the Vll'o'od7 I 'while the'rqtation of tu@z crank 2o will-- tai-1 c oil past the hood a direc'j-V the vicinity'of'the said hood 8 and thereby.

tend'to draw the oil, out from said hobd 8. 'By means of .this circulation of voil through Athe by-pass 4 vicinity ofand "attracted and ` magnet i112 thereby. .further secu wil1 cause-1a' partial suction in'` small'particles of metal that havebeen'worn from the lmov- "ing part Will be brought into the immediate bythe permanent An1ag'net" 1 1 and will be 'generally arrested said' particle removalfrom said As'4 the particles ofmetal'arethus arrested movement'of the oil past l i .the said-"magneti 11o I claim asnew and desire to secure by Having thus d the described my invention What ters- Patent is.-

1. .The combination with the an internal combustion motor crank case of of 'a by-pass connected thereto to receive-lubricating oi Within .the by-pass for attracting and 1'5 Y from the oil flowing through said by-pass.

from said rank case; and magnetic means taining the particles of metal Q. The combination with the crank caseof an internal combustion motor of a b y-pass connected thereto to receive lubricating oil the by-pass to assist in particles of from said crank and magnetic means from said crank case;

withinthe by-pass for attracting and retainin particles o metal from the oil flowing through said by-pass; andmeans for maintaining a circulation of oil through the bypass.

l 3. The combination with the crank caseof an internal combustion motor of a by-pass connected thereto to receive lubricating oi case; magnetic means within the by-'pass for attracting and retaining particlesv of metal from the oil flowing through said by-pass; hoods formed integral with opposite ends of maintaining a cirsaid by-pass.

culation of oil through 4. The combination with the crank case of an internal combustion motoryof ahy-passr connected thereto to receive lubricating oilfrom said crank case; and

netic .means particles of metal from the oil passing through said'by-pass.` p 5. The combinationwith the cr detachable mag.-

connected thereto to receive lubricatingv oil fromsaid crank case; and detachable inag- -netic means for attracting and retaining metal from the oil 4passing the cylinder and piston sur-A I from sai-d oil; and means for tated y cranks on a for attracting andA retaining nk case ofy v an internal combustion motor of a byepass 45.

through said by-pass; and lmeans for maintaining a circulation of oil through the said by-pass. v

6. The combination with the crank case of an internal combustion motor ofa by-pass connected thereto to receive oil from said crank case; means for maintaining a circulation of oil through said by-pass; and a grooved magnet detachably mounted Within the by-pass to attractvand retain particles of metal from sai oil. Y

7. The combination with the crank case of an internal combustion motor of a by-pass connected thereto to receive oil from said crank case; means for maintaining a circulation of oil through saidby-pass; agrooved magnet detachably mounted Within the bypass to attract and draining the by-pass.-

8. The combination With the crank case of an internal combustion motor of a by-pass connected thereto to receive oil from said oppositely faced hoods formed retain particles of metal` integral with opposite ends of the by-pass to l assist in maintaining a circulation of oil throu h said by-pass When said oil is agicrank shaft Within said case; and a grooved, vdetachable magnet mounted within the by-pass to attract and retain particles of metal-Withinthe oil passing therethrough,

9. The combination With the crank case of an internal 'combustion motor of a by-pass connected thereto to receive oil from said crank case; oppositely faced'hoods formed integral with opposite ends of the by-pass to assist Iin maintaining `a circulation of oil through said by-pass when said oil is agitated by cranks on a crank shaft Within said case; a g'rooved, detachable magnet mounted "izvithin the by-pass to attract. and retain particles of metal Within the oil passi g therethrough; and means for drainin the by- 

